- Fix display of CJK wide characters
- Fix horizontal offset of header lines
- Add support for keys with ALT modifier, shift-tab, page-up and down
- Fix util.ExecCommand to properly parse command-line arguments
- Fix redraw on resize
- Implement Pause/Resume for execute action
- Remove runtime check of GOOS
- Change exit status to 2 when tcell failed to start
- TBD: Travis CI build for tcell renderer
    - Pending. tcell cannot reliably ingest keys from tmux send-keys

`TAGS=termbox make` (or `go build -tags termbox`)

This reverts commit 02c6ad0e.

https://github.com/junegunn/fzf/issues/391#issuecomment-257090266

e.g. fzf --preview 'printf "$(tput setaf 2)foo$(tput sgr0)bar\nbar\n"'

Close #712

Dim, underline, blink, reverse

Close #587

Close #594

Close #570

Close #376

Interrupt handling during execute action was not serialized and often
caused crash, failed to restore the terminal state.

Instead of building a separate statically-linked binary, build
partially-static binary that only contains ncurses to avoid
compatibility issues in libc.

A la grep. Close #345

Related #305

- dark:  the current default for 256-color terminal
- light: color scheme for 256-color terminal with light background
- 16:    the default color scheme for 16-color terminal (`+2`)
- bw:    no colors (`+c`)

Not available on old verions of ncurses